US Bridges

RTE I86 over Olean Creek

Fair

Cattaraugus County, New York · 4.2 MI SW JCT I86 & SH 16 · Structure no. 000000001092122

Built
1972
53 years old, rebuilt 2006
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
260 ft
3 main spans
Daily traffic
6,790
2020 count
Owner
State
State Highway Agency

About this bridge

RTE I86 over Olean Creek is a steel stringer/multi-beam or girder carrying RTE I86 over Olean Creek in Cattaraugus County, New York. It was built in 1972 and reconstructed in 2006, so it is 53 years old, younger than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 6,790 vehicles a day, roughly 23% of them trucks, projected to reach 7,609 by 2041. The structure is 260 ft (79.2 m) long and 44 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesRTE I86
CrossesOlean Creek
Location4.2 MI SW JCT I86 & SH 16
RouteInterstate 86
CountyCattaraugus County
StateNew York
Coordinates42.1234, -78.41739
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107 US tons
Inventory rating64 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length260 ft (79.2 m)
Longest span85 ft (25.9 m)
Deck width44 ft (13.4 m)
Roadway width41 ft (12.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,790 (2020)
Projected traffic7,609 by 2041
Trucks23%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$7.2 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE I86 over Olean Creek built?

It was built in 1972, making it 53 years old in 2025. It was reconstructed in 2006.

What condition is RTE I86 over Olean Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2024.

How much traffic does RTE I86 over Olean Creek carry?

About 6,790 vehicles per day (2020 count), of which roughly 23% are trucks.

How long is RTE I86 over Olean Creek?

The structure is 260 ft (79.2 m) long with a longest span of 85 ft (25.9 m) and a deck 44 ft wide.

Who owns RTE I86 over Olean Creek?

It is owned by the State Highway Agency.